YOU SAID:
I have a gun held to my head
INTO JAPANESE
頭に銃を構えている
BACK INTO ENGLISH
Holding a gun in his head
INTO JAPANESE
彼の頭に銃を持っている
BACK INTO ENGLISH
Have a gun in his head
INTO JAPANESE
彼の頭に銃を持っている
BACK INTO ENGLISH
Have a gun in his head
That didn't even make that much sense in English.